To borrow a phrase from another debate (where it is misused), the science is settled. So is the economics. As Peter Suderman points out, the federal Environmental Protection Agency proposes reducing from 18.5 billion to 15.2 billion gallons the amount of renewable fuel (essentially, ethanol, almost all from corn) it requires refiners to mix into total U.S. gasoline production each year. Well, the longest journey begins with a single step. But this journey could be completed in one fell … [Read more...]